The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 2012
Filed:
Sep. 04, 2007
Applicants:
Katsumi Aoki, Yokohama, JP;
Kenichi Takeda, Yokohama, JP;
Tetsuro Fukui, Yokohama, JP;
Hiroshi Funakubo, Yokohama, JP;
Shintaro Yasui, Yokohama, JP;
Ken Nishida, Yokosuka, JP;
Inventors:
Katsumi Aoki, Yokohama, JP;
Kenichi Takeda, Yokohama, JP;
Tetsuro Fukui, Yokohama, JP;
Hiroshi Funakubo, Yokohama, JP;
Shintaro Yasui, Yokohama, JP;
Ken Nishida, Yokosuka, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 35/495 (2006.01); C04B 35/00 (2006.01); C01G 51/04 (2006.01); C01G 29/00 (2006.01); H01L 41/00 (2006.01); B41J 2/045 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a piezoelectric element and having a piezoelectric body and a pair of electrodes being contact with the piezoelectric body, wherein the piezoelectric body consists of an ABOperovskite oxide in which an A-site atom consists of Bi and a B-site atom is composed of an atom of at least two types of elements.